An incandescent light bulb contains a thin wire filament that glows hot when an electric current is run through it. |
A regular incandescent light bulb relies on the fact that all bodies with a temperature greater than absolute zero emit radiation. |
As you know from replacing light bulbs, there is a large, thin, frosted glass envelope in the familiar light bulb shape. |
It glimmers at barely 1800 degrees Fahrenheit, which is cooler than a light bulb filament. |
When using very high bromide developers, it may be necessary to use a 200 to 250 watt light bulb in order to get good reversal effects. |
You come out the other, and it's like a light bulb has flashed inside your head. |